Engineering Materials The material in which the atoms are arranged chaotically, is called Amorphous material Mesomorphous material None of these Crystalline material Amorphous material Mesomorphous material None of these Crystalline material ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Tungsten in steel Improves wear resistance, cutting ability and toughness Improves cutting ability and reduces hardenability Gives ductility, toughness, tensile strength and anti-corrosion properties Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Improves wear resistance, cutting ability and toughness Improves cutting ability and reduces hardenability Gives ductility, toughness, tensile strength and anti-corrosion properties Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Sulphur in cast iron Increases hardness and brittleness Makes the iron soft and easily machinable Aids fusibility and fluidity Make the iron white and hard Increases hardness and brittleness Makes the iron soft and easily machinable Aids fusibility and fluidity Make the iron white and hard ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The strength is the ability of a material to resist Deformation under stress Fracture due to high impact loads None of these Externally applied forces with breakdown or yielding Deformation under stress Fracture due to high impact loads None of these Externally applied forces with breakdown or yielding ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A material is said to be allotropic, if it has Atoms distributed in random pattern Different crystal structures at different temperatures Fixed structure at all temperatures Any one of the above Atoms distributed in random pattern Different crystal structures at different temperatures Fixed structure at all temperatures Any one of the above ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials An example of amorphous material is Glass Lead Zinc Silver Glass Lead Zinc Silver ANSWER DOWNLOAD EXAMIANS APP
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